This has been discussed several times in the past most comments look to be here https://news.ycombinator.com/item?id=11185764 https://news.ycombinator.com/item?

This has been discussed several times in the past most comments look to be here https://news.ycombinator.com/item?id=11185764 https://news.ycombinator.com/item?id=11185764